YouTube Big Thumbnails Fix

Fixes YouTube’s oversized thumbnails with a customizable grid: More videos per row, full width, and no gaps — for a compact, efficient layout.

As of 24. 04. 2025. See the latest version.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         YouTube Big Thumbnails Fix
// @namespace    https://greatest.deepsurf.us/users/1461079
// @version      1.5
// @description  Fixes YouTube’s oversized thumbnails with a customizable grid: More videos per row, full width, and no gaps — for a compact, efficient layout.
// @author       Michaelsoft
// @match        *://www.youtube.com/*
// @grant        GM_addStyle
// @run-at       document-start
// @license      MIT
// ==/UserScript==

(function() {
    'use strict';

    // === SETTINGS ===
    const settings = {
        videosPerRow: 6, // Change this to set videos per row (e.g. 4, 5, 6, etc.). Default value is 6.
        shortsPerRow: 12,// Change this to set shorts per row (e.g. 7, 8, 9, etc.). Default value to 12.
        disableShorts: false, // Set to true to completely hide the Shorts section. Default value is false.
        enableShowMoreFix: true, // Set to false to show only 1 row of Shorts (disables "Show More" force-expand). Default value is true.
    };

    // === Apply CSS customizations ===
    GM_addStyle(`
        ytd-rich-grid-renderer {
            --ytd-rich-grid-items-per-row: ${settings.videosPerRow} !important;
            --ytd-rich-grid-posts-per-row: ${settings.videosPerRow} !important;
            --ytd-rich-grid-slim-items-per-row: ${settings.shortsPerRow} !important;
            --ytd-rich-grid-game-cards-per-row: 7 !important;  /* Number of game cards per row (possibly redundant) */
            --ytd-rich-grid-gutter-margin: 0px !important;
        }

        ytd-two-column-browse-results-renderer.grid-${settings.videosPerRow}-columns {
            width: 100% !important;
        }

        ytd-two-column-browse-results-renderer.grid:not(.grid-disabled) {
            max-width: 100% !important;
        }

        /* Hide Shorts completely if setting is enabled */
        ${settings.disableShorts ? `
            ytd-rich-section-renderer.style-scope.ytd-rich-grid-renderer {
                display: none !important;
            }
        ` : ''}
    `);

    // === "Show More" / hidden content fix ===
    if (settings.enableShowMoreFix) {
        const observer = new MutationObserver(() => {
            document.querySelectorAll('ytd-rich-item-renderer[hidden]').forEach(el => {
                el.removeAttribute('hidden');
            });

            document.querySelectorAll('ytd-rich-shelf-renderer').forEach(el => {
                el.setAttribute('is-show-more-hidden', '');
            });
        });

        observer.observe(document.documentElement, {
            childList: true,
            subtree: true
        });
    }
})();